move . designers then realized that this would not seem aggressive enough , so they focused on two animals with spikes : arm ##adi ##llo ##s and hedge ##hog ##s . the hedge ##hog character , first proposed by na ##oto oh ##shima , prevailed , although the arm ##adi ##llo would later become the basis for mighty the arm ##adi ##llo ( who first appeared in 1993 ' s sega ##sonic the hedge ##hog ) . oh ##shima has admitted since that he created sonic ' s basic design by combining felix the cat ' s head with mickey mouse ' s body . sonic was originally tea ##l @ - @ colored , then a light shade of blue , but he was changed to dark
move. designers then realized that this would not seem aggressive enough, so they focused on two animals with spikes : armadillos and hedgehogs. the hedgehog character, first proposed by naoto ohshima, prevailed, although the armadillo would later become the basis for mighty the armadillo ( who first appeared in 1993's segasonic the hedgehog ). ohshima has admitted since that he created sonic's basic design by combining felix the cat's head with mickey mouse's body. sonic was originally teal @ - @ colored, then a light shade of blue, but he was changed to dark